xref: /openbmc/u-boot/drivers/net/phy/teranetics.c (revision e2a53458)
1 /*
2  * Teranetics PHY drivers
3  *
4  * This program is free software; you can redistribute it and/or
5  * modify it under the terms of the GNU General Public License as
6  * published by the Free Software Foundation; either version 2 of
7  * the License, or (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  *
14  * You should have received a copy of the GNU General Public License
15  * along with this program; if not, write to the Free Software
16  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
17  * MA 02111-1307 USA
18  *
19  * Copyright 2010-2011 Freescale Semiconductor, Inc.
20  * author Andy Fleming
21  *
22  */
23 #include <config.h>
24 #include <phy.h>
25 
26 #ifndef CONFIG_PHYLIB_10G
27 #error The Teranetics PHY needs 10G support
28 #endif
29 
30 int tn2020_config(struct phy_device *phydev)
31 {
32 	if (phydev->port == PORT_FIBRE) {
33 		unsigned short restart_an = (MDIO_AN_CTRL1_RESTART |
34 						MDIO_AN_CTRL1_ENABLE |
35 						MDIO_AN_CTRL1_XNP);
36 
37 		phy_write(phydev, 30, 93, 2);
38 		phy_write(phydev, MDIO_MMD_AN, MDIO_CTRL1, restart_an);
39 	}
40 
41 	return 0;
42 }
43 
44 struct phy_driver tn2020_driver = {
45 	.name = "Teranetics TN2020",
46 	.uid = 0x00a19410,
47 	.mask = 0xfffffff0,
48 	.features = PHY_10G_FEATURES,
49 	.mmds = (MDIO_DEVS_PMAPMD | MDIO_DEVS_PCS |
50 			MDIO_DEVS_PHYXS | MDIO_DEVS_AN |
51 			MDIO_DEVS_VEND1 | MDIO_DEVS_VEND2),
52 	.config = &tn2020_config,
53 	.startup = &gen10g_startup,
54 	.shutdown = &gen10g_shutdown,
55 };
56 
57 int phy_teranetics_init(void)
58 {
59 	phy_register(&tn2020_driver);
60 
61 	return 0;
62 }
63